Average Salary: $78,909 since  

Salaries for a Senior Software Engineer at IBM in Petaluma, CA vary between $67,813 and $92,710 with an average of $78,909. The top 25% make a salary of at least $85,634. The median salary is $81,837. Attached is a detailed distribution of the salaries.

Average Salary Evolution between 2015 and present

The average salary for a Senior Software Engineer at IBM in Petaluma, CA increased by an average of -14% year over year between 2015 and 2016.